To reach New Orleans, Louisiana in this distance one would set out from Mariehamn, Åland Islands bearing 302° or WNW and follow the great circles arc to approach New Orleans, Louisiana bearing 209.2&deg or SSW .

New Orleans, Louisiana has a humid subtropical climate (Cfa) whereas Mariehamn, Åland Islands has a warm summer continental/ hemiboreal climate with no dry season (Dfb).

The mean annual temperature is 14.6 °C (26.3°F) warmer.

Average monthly temperatures vary by 4.5 °C (8.1°F) less in New Orleans, Louisiana. The continentality subtype is truly oceanic as opposed to subcontinental.

Total annual precipitation averages 1013.8 mm (39.9 in) more which is equivalent to 1013.8 l/m² (24.88 US gal/ft²) or 10,138,000 l/ha (1,083,819 US gal/ac) more. About 2 4/5 as much.

The altitude of the sun at midday is overall 30.1° higher in New Orleans, Louisiana than in Mariehamn, Åland Islands.